LISBON 4th World Congress on Green Chemistry, Water Treatment & Sustainable Environment (GCWTSE-27) scheduled on Sept. 22-24, 2027 Lisbon (Portugal)

Topics All Abstracts, Reviews, short articles, Full articles, Posters are welcomed related with any of the following research fields Independent Green Chemistry Topics - Principles of Green Synthesis: Atom economy, safer solvent selection, benign chemical reactions, real-time pollution prevention, and waste minimization. - Biocatalysis & Alternative Reaction Conditions: Enzymatic reactions, microwave-assisted synthesis, sonochemistry, and supercritical fluids as reaction media. - Bio-Based Chemicals & Renewable Feedstocks: Biopolymers, plant-derived surfactants, agricultural waste valorization, and biodegradable materials. - Degradation & Molecular Design: Designing chemicals for degradation after use, minimizing persistent bioaccumulative toxins, and hazard elimination at the molecular level. - Green Energy Integration in Synthesis: Photocatalysis, electrochemistry, and powering chemical manufacturing using renewable energy inputs. Independent Water Treatment Topics - Physical & Mechanical Filtration: Membrane separation (reverse osmosis, nanofiltration), microfiltration, coagulation, flocculation, and sedimentation. - Advanced Oxidation Processes (AOPs): Ozonation, UV/hydrogen peroxide treatment, Fenton reactions, and electrochemical oxidation for contaminant removal. - Biological Wastewater Treatment: Activated sludge systems, constructed wetlands, anaerobic digestion, and membrane bioreactors. - Desalination Technologies: Thermal desalination, electrodialysis, energy recovery devices, and brine management strategies. - Contaminant & Micro-Pollutant Removal: Elimination of per- and polyfluoroalkyl substances (PFAS), heavy metals, microplastics, and pharmaceutical residues. Independent Sustainable Environment Topics - Circular Economy & Waste Valorization: Closed-loop industrial systems, zero waste management, urban mining, and resource recovery from industrial streams. - Ecosystem Services & Restoration Ecology: Wetland restoration, soil remediation, biodiversity conservation, and natural carbon sequestration. - Climate Change Mitigation & Adaptation: Carbon capture and utilization, greenhouse gas reduction strategies, resilient urban design, and renewable energy transitions. - Environmental Policy & Life Cycle Assessment (LCA): Environmental impact assessment, cradle-to-grave analysis, regulatory frameworks, and environmental risk management. - Sustainable Agriculture & Land Use: Regenerative farming practices, erosion control, sustainable forestry, and agroecology. Interrelated Topics Across the Disciplines - Green Chemicals for Eco-Friendly Water Treatment(Green Chemistry + Water Treatment) - Development of bio-based coagulants and bio-flocculants derived from natural polymers - Eco-benign disinfectants (e.g., green-synthesized peroxide catalysts replacing chlorine) - Biodegradable scale inhibitors and anti-corrosion agents for industrial water systems - Non-toxic sorbents for heavy metal recovery from wastewater - Ecological Water Remediation & Environmental Restoration (Water Treatment + Sustainable Environment) - Nature-based solutions for stormwater treatment and watershed management - Phytoremediation and bioremediation of contaminated aquatic ecosystems - Decentralized wastewater treatment for rural and off-grid communities - Water footprint reduction, rainwater harvesting, and groundwater recharge strategies - Sustainable Chemical Life Cycles & Environmental Protection (Green Chemistry + Sustainable Environment) - Designing circular chemical products that prevent aquatic and terrestrial toxicity - Life cycle assessment of chemical manufacturing processes on overall carbon and water footprints - Green analytical techniques for environmental monitoring and pollutant detection - Replacing petroleum-derived industrial chemicals with bio-based alternatives to reduce land and air degradation - Sustainable Urban Water Management & Green Infrastructure (Green Chemistry + Water Treatment + Sustainable Environment) - Energy-neutral and net-positive wastewater treatment plants incorporating biogas recovery - Zero-liquid discharge systems using green chemical processes for full water recycling - Sustainable destruction and elimination of persistent organic pollutants (like PFAS) in public water supplies - Policy frameworks for integrating green chemistry standards into municipal water security plans